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If A and B are two matrices cush that ...

If A and B are two matrices cush that `A+B = lambda I , ` where I is the identify matrix , then :

A

`A = mu I ` for some `mu`

B

`B = muI ` for sme `mu`

C

`A = mu I ` for some `mu , B = mu 'I ` I sor some `mu`

D

`A = mu I ` if `B = mu' ` I , for some `mu`

Text Solution

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The correct Answer is:
D
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